Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQC7ADubRRY/B+i91hFQyzUQgUCP4uUtBq5ISDd8Dx0jXHi5GNuDL8IqxlWJ… (1,748 chars)"
  }
}